html {
	width: 100%;
	height: 100%;
	-webkit-text-size-adjust: none;
	-moz-text-size-adjust: none;
	-ms-text-size-adjust: none;
	-o-text-size-adjust: none;
	text-size-adjust: none;
}

body {
	margin: 0;
	padding: 0;
	width: 100%;
	height: 100%;
	background: #47c9af;
	color: #74777b;
	font-weight: 300;
	font-size: 1.5em;
	font-family: "Raleway","Arail";
}
ul {
	list-style: none;
	padding: 0;
	margin: 0;
}
a:link,a:visited,a:focus {
	text-decoration: none;
	outline: none;
}
*,*:after,*:before {
	-webkit-box-sizing: border-box;
	-moz-box-sizing: border-box;
	-ms-box-sizing: border-box;
	-o-box-sizing: border-box;
	box-sizing: border-box;
}
*:after,*:before {
	display: block;
	content: "";
}
*:after {
	clear: both;
}

/*Navgaitor*/
.nav {
	width: 1100px;
	height: 300px;
	margin: 200px auto;
}
.nav li {
	display: inline-block;
	margin: 0 1em;
}
.tooltip {
	display: inline-block;
	font-weight: 700;
	color: rgba(0, 0, 0, 0.3);
	padding: 0.15em 0.25em 0 0;
	position: relative;
	z-index: 999;
	-webkit-transition: color 0.3s;
	transition: color 0.3s;
}
/*transition设置类似于渐变的效果，详情可自行百度*/
.tooltip:hover {
	color: rgba(255, 255, 255, 1);
	-webkit-transition: color 0.3s;
	transition: color 0.3s;
}
.tooltip-content {
	position: absolute;
	z-index: 9999;
	width: 80px;
	height: 80px;
	border-radius: 50%;
	left: 50%;
	margin-left: -40px;
	bottom: 100%;
	margin-bottom: 20px;
	background: #fff;
	text-align: center;
	padding-top: 25px;
	color: #47c9af;
	opacity: 0;
	-webkit-transition: opacity 0.3s, -webkit-transform 0.3s;
	transition: opacity 0.3s, transform 0.3s;
}
.tooltip .tool-content i {
	opacity: 0;
	-webkit-transition: opacity 0.3s, -webkit-transform 0.3s;
	transition: opacity 0.3s, transform 0.3s;
}
.tooltip-content::after {
	display: block;
	content: "";
	width: 30px;
	height: 20px;
	background: url(../img/tooltip1.svg) no-repeat center center;
	background-size: 100%;
	position: absolute;
	top: 100%;
	left: 50%;
	margin: -7px 0 0 -15px;
}


.tooltip-effect-1 .tooltip-content {
	-webkit-transform: translate3d(0, 10px, 0) rotate3d(1, 1, 1, 45deg);
	transform: translate3d(0, 10px, 0) rotate3d(1, 1, 1, 45deg);
	-webkit-transform-origin: 50% 100%;/* 水平center 垂直bottom  定中心点*/
	transform-origin: 50% 100%;
}
.tooltip-effect-1 .tooltip-content i {
	-webkit-transform: scale3d(0, 0, 1);
	transform: scale3d(0, 0, 1);
}
.tooltip-effect-2 .tooltip-content {
	-webkit-transform: translate3d(0, 20px, 0);
	transform: translate3d(0, 20px, 0);
}
.tooltip-effect-2 .tooltip-content i {
	-webkit-transform: translate3d(0, 15px, 0);
	transform: translate3d(0, 15px, 0);
}
.tooltip-effect-3 .tooltip-content {
	-webkit-transform: translate3d(0, 10px, 0) rotate3d(0, 1, 0, 90deg);
	transform: translate3d(0, 10px, 0) rotate3d(0, 1, 0, 90deg);
	-webkit-transform-origin: 50% 100%;
	transform-origin: 50% 100%;
}
.tooltip-effect-3 .tooltip-content i {
	-webkit-transform: scale3d(0, 0, 1);
	transform: scale3d(0, 0, 1);
}
.tooltip-effect-4 .tooltip-content {
	-webkit-transform: translate3d(0, -20px, 0);
	transform: translate3d(0, -20px, 0);
}
.tooltip-effect-4 .tooltip-content i {
	-webkit-transform: translate3d(0, 20px, 0);
	transform: translate3d(0, 20px, 0);
}
.tooltip-effect-5 .tooltip-content {
	-webkit-transform: scale3d(0.01, 0.01, 1);
	transform: scale3d(0.01, 0.01, 1);
	-webkit-transform-origin: 50% 100%;
	transform-origin: 50% 100%;
}
.tooltip-effect-5 .tooltip-content i {
	-webkit-transform: translate3d(0, 20px, 0);
	transform: translate3d(0, 20px, 0);
}
.tooltip:hover .tooltip-content,.tooltip:hover .tooltip-content i {
	opacity: 1;
	-webkit-transform: translate3d(0, 0, 0) rotate3d(1, 1, 1, 0) scale3d(1, 1, 1);
}
